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Fetal Doppler: 230

  • Compact Design
  • Easily and convenient to operate
  • High-fidelity, crystal clear sound
  • Sound Output with earphone or in-built speaker
  • High sensitivity Doppler Probe
  • Low ultrasound dosage
  • Display with color LCD
  • Displays work parameters and fetal heart rate value
  • Water proof ultrasonic probe (IPX1 Rating)
  • Battery energy indicator
  • Automatic switch-off
  • Sound alarm function when FHR is not in the normal range


The Nidek Fetal Doppler is a hand-held ultrasound transducer used to detect the heartbeat of a fetus for prenatal care.
Sometimes called a Baby Doppler, the Fetal Doppler, is used to detect Fetal Heart Rate (FHR) after about 12 weeks of pregnancy. It can be used in hospitals, clinics or at home.

Product Features

Five Working Modes: Real-time mode, Average mode, Manual mode, Freeze mode, Wave/Curve mode
Nominal Frequency: 2.0 MHz
Working Frequency: 2.0 MHz10%
Ultrasound intensity: less than10mW/cm2
FHR Measuring range: 50 to 240bpm
FHR resolution: 1bpm
FHR accuracy: 1bpm
Power consumption: Less than 1W
Recommended Battery: 2 X 1.2 V Ni-Mh Rechargeable battery
Display: 45mm X 25mm Colour LCD
Dimensions: 135mm X 95mm X 35mm
Weight: 500gm (including battery)